[INFO] fetching crate tylisp 0.1.0...
[INFO] checking tylisp-0.1.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate tylisp 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tylisp 0.1.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tylisp 0.1.0
[INFO] finished tweaking crates.io crate tylisp 0.1.0
[INFO] tweaked toml for crates.io crate tylisp 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typenum-uuid v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a8d1bf9392d1b5278b0a0ec0523f4c5dbd7efff891f1033f90cb2e3ede20fad
[INFO] running `Command { std: "docker" "start" "-a" "7a8d1bf9392d1b5278b0a0ec0523f4c5dbd7efff891f1033f90cb2e3ede20fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a8d1bf9392d1b5278b0a0ec0523f4c5dbd7efff891f1033f90cb2e3ede20fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8d1bf9392d1b5278b0a0ec0523f4c5dbd7efff891f1033f90cb2e3ede20fad", kill_on_drop: false }`
[INFO] [stdout] 7a8d1bf9392d1b5278b0a0ec0523f4c5dbd7efff891f1033f90cb2e3ede20fad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06da70ad2e9f2c15f1fa2e303a833a20453b9577f15396bf8dbb3722845ac68d
[INFO] running `Command { std: "docker" "start" "-a" "06da70ad2e9f2c15f1fa2e303a833a20453b9577f15396bf8dbb3722845ac68d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling typenum-uuid v0.1.0
[INFO] [stderr]     Checking tylisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tn::Unsigned`
[INFO] [stdout]    --> src/ops/list.rs:666:9
[INFO] [stdout]     |
[INFO] [stdout] 666 |     use tn::Unsigned;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tn::Unsigned`
[INFO] [stdout]    --> src/ops/list.rs:688:9
[INFO] [stdout]     |
[INFO] [stdout] 688 |     use tn::Unsigned;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tn::Unsigned`
[INFO] [stdout]    --> src/ops/list.rs:710:9
[INFO] [stdout]     |
[INFO] [stdout] 710 |     use tn::Unsigned;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tn::Unsigned`
[INFO] [stdout]    --> src/ops/list.rs:731:9
[INFO] [stdout]     |
[INFO] [stdout] 731 |     use tn::Unsigned;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.97s
[INFO] running `Command { std: "docker" "inspect" "06da70ad2e9f2c15f1fa2e303a833a20453b9577f15396bf8dbb3722845ac68d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06da70ad2e9f2c15f1fa2e303a833a20453b9577f15396bf8dbb3722845ac68d", kill_on_drop: false }`
[INFO] [stdout] 06da70ad2e9f2c15f1fa2e303a833a20453b9577f15396bf8dbb3722845ac68d